CancersNeoplasmNeoplasm by SiteHead and Neck NeoplasmNeck NeoplasmBenign Neck NeoplasmBenign Retropharyngeal NeoplasmSubtypeBenign Retropharyngeal NeoplasmCI-CAN-00001942Explore in graph →Non-malignantNCItC162826 OverviewStatisticsSurvivalGenomicsVariants & evidenceDrugsTrialsResearchRankingsSources & provenance